.page-home{
  --home-hair:1px solid rgba(201,210,220,.16);
  --home-hair-soft:1px solid rgba(201,210,220,.09);
  --home-gap:72px;
  --home-meter-fill:16.6%;
  background:var(--ink-900);
  color:var(--paper-050);
  overflow-x:hidden;
}
@media (min-width:768px){
  .page-home{ --home-gap:120px; }
}

/* ---------- 首屏 ---------- */
.page-home .home-hero{
  position:relative;
  padding:40px 0 0;
  background:
    radial-gradient(120% 90% at 78% 0%, rgba(16,32,58,.9) 0%, rgba(10,18,32,0) 62%),
    var(--ink-900);
}
.page-home .home-hero::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(201,210,220,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,210,220,.055) 1px, transparent 1px);
  background-size:24px 24px, 24px 24px;
  -webkit-mask-image:radial-gradient(115% 95% at 72% 4%, #000 18%, transparent 84%);
  mask-image:radial-gradient(115% 95% at 72% 4%, #000 18%, transparent 84%);
}
.page-home .home-hero .shell{ position:relative; z-index:1; }

.page-home .hero-context{
  margin:0 0 32px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--slate-600);
  text-transform:uppercase;
}

.page-home .hero-grid{
  display:grid;
  gap:40px;
}
@media (min-width:1024px){
  .page-home .hero-grid{
    grid-template-columns:minmax(0,1.04fr) minmax(0,.86fr);
    gap:56px;
    align-items:stretch;
  }
}

.page-home .hero-title{
  margin:16px 0 24px;
  font-family:var(--font-serif);
  font-weight:700;
  font-size:clamp(2.4rem, 6.6vw, 4.75rem);
  line-height:1.08;
  letter-spacing:-.02em;
  color:var(--white);
}
.page-home .hero-title .hl{
  border-bottom:1px solid var(--gold-500);
  padding-bottom:.04em;
}
.page-home .hero-lead{
  max-width:56ch;
  margin:0;
  font-size:16px;
  line-height:1.85;
  color:var(--silver-300);
}

.page-home .hero-index{ margin-top:36px; }
.page-home .hero-index__list{
  list-style:none;
  margin:0;
  padding:0;
  border-top:var(--home-hair);
}
.page-home .hero-index__list li{ border-bottom:var(--home-hair-soft); }
.page-home .hero-index__list a{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:8px 16px;
  padding:14px 0;
  text-decoration:none;
  font-size:15px;
  letter-spacing:.02em;
  color:var(--paper-050);
  transition:color .18s var(--ease);
}
.page-home .hero-index__list a::after{
  content:"→";
  margin-left:auto;
  color:var(--gold-500);
  font-family:var(--font-mono);
}
.page-home .hero-index__list a:hover{ color:var(--gold-250); }
.page-home .hero-index__name{ font-weight:500; }
.page-home .hero-index__note{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--slate-600);
}

.page-home .hero-visual{
  margin:0;
  background:var(--navy-800);
  border:var(--home-hair);
  box-shadow:var(--shadow-panel);
}
.page-home .hero-visual img{
  width:100%;
  height:100%;
  object-fit:cover;
}
@media (min-width:1024px){
  .page-home .hero-visual{
    aspect-ratio:auto;
    min-height:540px;
    height:100%;
  }
}

.page-home .hero-meter{
  position:relative;
  margin-top:56px;
  border-top:1px solid rgba(201,210,220,.18);
}
.page-home .hero-meter__fill{
  position:absolute;
  top:-1px;
  left:0;
  width:var(--home-meter-fill);
  height:2px;
  background:linear-gradient(90deg, rgba(217,138,43,.35), var(--gold-500));
  box-shadow:0 0 14px rgba(217,138,43,.45);
}
.page-home .hero-meter__list{
  display:flex;
  gap:28px;
  margin:0;
  padding:16px 0 20px;
  list-style:none;
  overflow-x:auto;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.12em;
  color:var(--slate-600);
  white-space:nowrap;
  -webkit-overflow-scrolling:touch;
}
.page-home .hero-meter__list li:first-child{ color:var(--gold-250); }

/* ---------- 通用章节头 ---------- */
.page-home .home-head{
  max-width:62ch;
  margin-bottom:40px;
}
.page-home .home-head h2{
  margin:14px 0 16px;
  font-family:var(--font-serif);
  font-weight:600;
  font-size:clamp(1.75rem, 3.6vw, 2.4rem);
  line-height:1.16;
  letter-spacing:-.01em;
  color:var(--white);
}
.page-home .home-lede{
  margin:0;
  font-size:16px;
  line-height:1.85;
  color:var(--silver-300);
}
.page-home .home-head--paper h2{ color:var(--ink-950); }
.page-home .home-head--paper .home-lede{ color:var(--slate-600); }

/* ---------- 业务线 ---------- */
.page-home .home-lines{
  padding:var(--home-gap) 0;
  background:var(--ink-900);
}
.page-home .line-list{
  list-style:none;
  margin:0;
  padding:0;
  border-bottom:var(--home-hair);
}
.page-home .line-item{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:14px 20px;
  padding:30px 0;
  border-top:var(--home-hair);
}
.page-home .line-num{
  font-family:var(--font-mono);
  font-size:24px;
  line-height:1;
  letter-spacing:.02em;
  color:var(--gold-500);
}
.page-home .line-title{
  margin:0 0 10px;
  font-family:var(--font-serif);
  font-weight:600;
  font-size:20px;
  line-height:1.3;
  color:var(--white);
}
.page-home .line-text{
  margin:0 0 16px;
  max-width:58ch;
  font-size:15px;
  line-height:1.85;
  color:var(--silver-300);
}
.page-home .line-link{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.06em;
  text-decoration:none;
  color:var(--gold-250);
  border-bottom:1px solid rgba(217,138,43,.5);
  padding-bottom:3px;
  transition:color .18s var(--ease), border-color .18s var(--ease);
}
.page-home .line-link:hover{ color:var(--white); border-color:var(--white); }
.page-home .line-media{
  grid-column:1 / -1;
  margin:0;
  border:var(--home-hair);
  background:var(--navy-800);
}
@media (min-width:768px){
  .page-home .line-item--media{
    grid-template-columns:auto minmax(0,1fr) 240px;
    gap:24px;
  }
  .page-home .line-item--media .line-media{ grid-column:auto; }
}

/* ---------- 编号结构 ---------- */
.page-home .on-paper{
  background:var(--paper-050);
  color:var(--ink-900);
}
.page-home .home-format{ padding:var(--home-gap) 0; }
.page-home .format-grid{ align-items:start; }
.page-home .format-code{
  margin:14px 0 16px;
  font-size:clamp(1.25rem, 3.4vw, 1.9rem);
  line-height:1.3;
  letter-spacing:.01em;
  color:var(--ink-950);
  word-break:break-word;
}
.page-home .format-lede{
  margin:0 0 32px;
  max-width:58ch;
  font-size:16px;
  line-height:1.85;
  color:var(--slate-600);
}
.page-home .format-parts{
  margin:0 0 40px;
  padding:0;
  border-top:1px solid rgba(10,18,32,.14);
}
.page-home .format-part{
  display:grid;
  grid-template-columns:1fr;
  gap:4px;
  padding:16px 0;
  border-bottom:1px solid rgba(10,18,32,.14);
}
@media (min-width:600px){
  .page-home .format-part{
    grid-template-columns:132px minmax(0,1fr);
    gap:20px;
    align-items:baseline;
  }
}
.page-home .format-part dt{
  font-family:var(--font-mono);
  font-size:14px;
  letter-spacing:.06em;
  color:var(--gold-500);
  margin:0;
}
.page-home .format-part dd{
  margin:0;
  font-size:15px;
  line-height:1.8;
  color:var(--slate-600);
}

.page-home .format-sub{
  margin:0 0 16px;
  font-family:var(--font-sans);
  font-weight:500;
  font-size:14px;
  letter-spacing:.08em;
  color:var(--ink-950);
}
.page-home .zh-samples{
  list-style:none;
  margin:0 0 24px;
  padding:0;
  display:grid;
  gap:12px;
}
.page-home .zh-sample{
  padding:16px 18px;
  background:rgba(255,255,255,.72);
  border:1px solid rgba(10,18,32,.16);
  transition:transform .18s var(--ease), border-color .18s var(--ease);
}
.page-home .zh-sample:hover{
  transform:translateY(-2px);
  border-color:rgba(217,138,43,.7);
}
.page-home .zh-code{
  margin:0 0 6px;
  font-size:16px;
  letter-spacing:.04em;
  color:var(--ink-950);
  word-break:break-all;
}
.page-home .zh-meta{
  margin:0 0 12px;
  font-size:13px;
  letter-spacing:.02em;
  color:var(--slate-600);
}
.page-home .zh-foot{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
}
.page-home .format-note{
  margin:0 0 24px;
  max-width:58ch;
  font-size:14px;
  line-height:1.8;
  color:var(--slate-600);
}
.page-home .format-cta{ min-height:44px; }
.page-home .format-visual{ margin:0; }
.page-home .format-visual .media-frame{ border:1px solid rgba(10,18,32,.16); }

/* ---------- 行业分区 ---------- */
.page-home .home-zones{
  padding:var(--home-gap) 0;
  background:var(--ink-900);
}
.page-home .zone-grid{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:10px;
}
@media (min-width:768px){
  .page-home .zone-grid{ grid-template-columns:repeat(3, minmax(0,1fr)); gap:12px; }
}
@media (min-width:1024px){
  .page-home .zone-grid{ grid-template-columns:repeat(4, minmax(0,1fr)); gap:16px; }
}
.page-home .zone-cell{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:18px 16px;
  background:var(--navy-800);
  border:var(--home-hair);
  transition:transform .16s var(--ease), border-color .16s var(--ease), background-color .16s var(--ease);
}
.page-home .zone-cell::before,
.page-home .zone-cell::after{
  content:"";
  position:absolute;
  width:10px;
  height:10px;
  border:1px solid rgba(201,210,220,.5);
  pointer-events:none;
}
.page-home .zone-cell::before{
  top:6px;
  left:6px;
  border-right:0;
  border-bottom:0;
}
.page-home .zone-cell::after{
  right:6px;
  bottom:6px;
  border-left:0;
  border-top:0;
}
.page-home .zone-cell:hover{
  transform:scale(1.02);
  border-color:rgba(217,138,43,.6);
  background:#132746;
}
.page-home .zone-code{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.12em;
  color:var(--gold-500);
}
.page-home .zone-name{
  font-size:15px;
  line-height:1.4;
  color:var(--paper-050);
}
.page-home .zone-count{
  font-family:var(--font-mono);
  font-size:25px;
  line-height:1.1;
  font-variant-numeric:tabular-nums;
  color:var(--white);
}
.page-home .zone-cell .status-tag{ align-self:flex-start; margin-top:2px; }

.page-home .zones-foot{
  margin:32px 0 0;
  max-width:64ch;
  font-size:14px;
  line-height:1.85;
  color:var(--slate-600);
}
.page-home .inline-link{
  color:var(--gold-250);
  text-decoration:none;
  border-bottom:1px solid rgba(217,138,43,.45);
  padding-bottom:2px;
}
.page-home .inline-link:hover{ color:var(--white); border-color:var(--white); }

/* ---------- 时间轴 ---------- */
.page-home .home-timeline{
  position:relative;
  padding:var(--home-gap) 0;
  background:
    radial-gradient(90% 60% at 20% 0%, rgba(16,32,58,.85) 0%, rgba(7,13,24,0) 65%),
    var(--ink-950);
}
.page-home .timeline-media{
  margin:0 auto 48px;
  max-width:var(--maxw);
  border-top:var(--home-hair);
  border-bottom:var(--home-hair);
  background:var(--navy-800);
}
.page-home .timeline-list{
  list-style:none;
  margin:0;
  padding:0;
  border-top:var(--home-hair);
}
.page-home .timeline-item{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:6px 20px;
  padding:22px 0;
  border-bottom:var(--home-hair-soft);
  border-left:1px solid rgba(201,210,220,.14);
  padding-left:16px;
}
@media (min-width:768px){
  .page-home .timeline-item{
    grid-template-columns:120px minmax(0,1fr);
    gap:24px;
    align-items:baseline;
    padding-left:24px;
  }
}
.page-home .timeline-year{
  font-family:var(--font-mono);
  font-size:25px;
  line-height:1;
  letter-spacing:.02em;
  font-variant-numeric:tabular-nums;
  color:var(--gold-500);
}
.page-home .timeline-text{
  margin:0;
  max-width:60ch;
  font-size:15px;
  line-height:1.85;
  color:var(--silver-300);
}
.page-home .timeline-foot{
  margin:32px 0 0;
  font-size:14px;
  line-height:1.85;
  color:var(--slate-600);
}

/* ---------- 下一步 ---------- */
.page-home .home-next{ padding:var(--home-gap) 0; }
.page-home .next-grid{
  display:grid;
  gap:16px;
}
@media (min-width:768px){
  .page-home .next-grid{ grid-template-columns:repeat(3, minmax(0,1fr)); }
}
.page-home .next-card{
  display:flex;
  flex-direction:column;
  gap:12px;
  padding:24px 22px;
  background:rgba(255,255,255,.7);
  border:1px solid rgba(10,18,32,.16);
  transition:transform .18s var(--ease), border-color .18s var(--ease);
}
.page-home .next-card:hover{
  transform:translateY(-3px);
  border-color:rgba(217,138,43,.75);
}
.page-home .next-kicker{
  margin:0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  color:var(--gold-500);
}
.page-home .next-title{
  margin:0;
  font-family:var(--font-serif);
  font-weight:600;
  font-size:20px;
  line-height:1.3;
  color:var(--ink-950);
}
.page-home .next-text{
  margin:0;
  font-size:15px;
  line-height:1.85;
  color:var(--slate-600);
  flex:1;
}
.page-home .next-btn{ align-self:flex-start; min-height:44px; }

.page-home .next-contact{
  margin-top:40px;
  padding-top:24px;
  border-top:1px solid rgba(10,18,32,.16);
}
.page-home .next-contact__text{
  margin:0 0 14px;
  max-width:64ch;
  font-size:14px;
  line-height:1.85;
  color:var(--slate-600);
}
.page-home .next-contact__row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
}
.page-home .next-contact__value{
  font-family:var(--font-mono);
  font-size:16px;
  letter-spacing:.02em;
  color:var(--ink-950);
  word-break:break-all;
}

/* ---------- 减动效 ---------- */
@media (prefers-reduced-motion: reduce){
  .page-home .zone-cell,
  .page-home .zh-sample,
  .page-home .next-card,
  .page-home .hero-index__list a,
  .page-home .line-link{
    transition:none;
  }
  .page-home .zone-cell:hover,
  .page-home .zh-sample:hover,
  .page-home .next-card:hover{
    transform:none;
  }
  .page-home .hero-meter__fill{ box-shadow:none; }
}